[ 'sɛptjʊp(ə)l , sɛp'tju:p(ə)l ]
■ adjective
1》 consisting of seven parts or elements.
↘(of time in music) having seven beats in a bar.
2》 consisting of seven times as much or as many as usual.
■ verb multiply by seven; increase sevenfold.
Origin
C17: from late L. septuplus , from L. septem 'seven'.